body,
h1,
h2,
h3,
h4,
h5,
h6,
p,
ul,
ol,
dl,
dd {
    margin: 0;
    padding: 0;
}

ul {
    list-style: none;
}

input {
    border: 0;
}

.box {
    width: 500px;
    margin: 30px auto;
    padding: 30px 40px;
    border: 1px solid #ddd;
    box-shadow: 0 0 10px #bbb;
    box-sizing: border-box;
}

.box h2 {
    text-align: center;
    color: #666;
    font-size: 22px;
    line-height: 40px;
}

.box form {
    padding: 15px 0;
}

.box form ul li {
    display: flex;
    height: 40px;
    line-height: 40px;
    margin-bottom: 15px;
}

.box form ul li input {
    border: 1px solid #ddd;
    height: 38px;
    padding: 0 10px;
    line-height: 38px;
    flex: 1;
    box-sizing: border-box;
}

.box form ul li label {
    display: block;
    width: 120px;
}

.box form ul li label span {
    color: red;
    padding-right: 10px;
}

#submit {
    display: inline-block;
    width: 100%;
    height: 40px;
    text-align: center;
    margin-bottom: 0px;
    background-color: green;
}

#submit:hover {
    cursor: pointer;
    background-color: rgb(250, 187, 70);
}